绝对值小于3的整数有（ ）
A．6个
B．5个
C．4个
D．3个
绝对值小于3的整数：-2，-1，0，1，2；
故选B．
—________?
—We are going to Los Angeles. [ ]
A. Where are you going to tomorrow
B. Where are you going tomorrow
C. Where did you go
D. Where do you go to
便携式泡沫发生器，在正常消防总管压力下，泡沫溶液的流量至少为（）升/分钟.
A.100
B.200
C.300
